138763394

素因数分解:

$2^1\times 7^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:149

約数の個数: 80

約数和(自身を含む): 275887296

約数和(自身を除く): 137123902

約数列:

[1, 2, 7, 11, 14, 22, 37, 49, 71, 74, 77, 98, 142, 154, 259, 343, 407, 497, 518, 539, 686, 781, 814, 994, 1078, 1562, 1813, 2401, 2627, 2849, 3479, 3626, 3773, 4802, 5254, 5467, 5698, 6958, 7546, 10934, 12691, 18389, 19943, 24353, 25382, 26411, 28897, 36778, 38269, 39886, 48706, 52822, 57794, 76538, 88837, 128723, 139601, 170471, 177674, 202279, 257446, 267883, 279202, 340942, 404558, 535766, 901061, 977207, 1415953, 1802122, 1875181, 1954414, 2831906, 3750362, 6307427, 9911671, 12614854, 19823342, 69381697, 138763394]

約数ペア:

[(1, 138763394), (2, 69381697), (7, 19823342), (11, 12614854), (14, 9911671), (22, 6307427), (37, 3750362), (49, 2831906), (71, 1954414), (74, 1875181), (77, 1802122), (98, 1415953), (142, 977207), (154, 901061), (259, 535766), (343, 404558), (407, 340942), (497, 279202), (518, 267883), (539, 257446), (686, 202279), (781, 177674), (814, 170471), (994, 139601), (1078, 128723), (1562, 88837), (1813, 76538), (2401, 57794), (2627, 52822), (2849, 48706), (3479, 39886), (3626, 38269), (3773, 36778), (4802, 28897), (5254, 26411), (5467, 25382), (5698, 24353), (6958, 19943), (7546, 18389), (10934, 12691)]